TOFD

NDT course on TOFD

Computer Based Training Course on "ADVANCED ULTRASONIC TESTING"
TOFD Testing
CONTENTS:  TOFD Testing  (Time of Flight Diffraction)
(see Detailed contents )

 
TOFD: Main TOFD: Index

 
 
1. INTRODUCTION TO TECHNIQUES TOFD

  • 1.1 Technique principle
  • 1.2 Advantages and disadvantages of TOFD
  • 1.3 Data visualization
  • Self-evaluation Test

Introduction to TOFD technique
 
 
2. DETECTION OF DSCONTINUITIES

  • 2.1 Defect inspection
  • 2.2 Defect characterisation
  • 2.3 Defect sizing
  • Self-evaluation Test

TOFD: Detection of discontinuities
 
 
3. LIMITS AND ADDITIONAL SCANS

  • 3.1 Limitations of the technique
  • 3.2 Additional scans
  • Self-evaluation Test

TOFD: Limits and additional scans
 
 
4. TOFD SYSTEM CALIBRATION

  • 4.1 TOFD system structure
  • 4.2 System calibration
  • 4.3 Reference blocks
  • 4.4 Image quality
  • Self-evaluation Test

TOFD system calibration
 
 
5. TOFD SIGNAL ANALYSIS

  • 5.1 Introduction
  • 5.2 Weld defects
  • 5.3 Sizing defects
  • 5.4 TOFD references
  • Self-evaluation Test

TOFD signal analysis